First digital programmable electronic computing devices

Share

Designed by a team of British engineers led by Tommy Flowers, the Colossus computers were used to decipher communications between German military commanders towards the end of the Second World War. The first model began its work in February 1944, using vacuum tubes, predecessors of transistors, to perform calculations for code breaking. They were the first digital programmable electronic computing devices.

Records change on a daily basis and are not immediately published online. For the most up to date record information, we welcome your questions via Facebook or Twitter.